Perhaps you should try some spelling variations:
personen communication » personal communication, personal communications, prone communication
technologien des » technologien fur, technologien und, technologies 2
des informations » aids information
development asia » development aid, development africa, development a
informations 10 » informationen 10, informations und, informations sur
4 development » 2 development, 4 developing
der personen » der personalen, per person, und personen
costs 4 » costs _, costs a, costs 4.2
areal. » areas., area., real.

You may be able to get more results by adjusting your search query.

• Adding a wildcard symbol may retrieve word variants: technologien des informations 10 der personen communication costs 4 development asia areal.*.